/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package web;

import ejb.BusinessLogic;
import ejb.Commento;
import java.io.IOException;
import java.io.PrintWriter;
import javax.ejb.EJB;
import java.util.Date;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author Max
 */
public class AggiungiCommento extends HttpServlet {

    @EJB
    private BusinessLogic businessLogic;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        HttpSession s = request.getSession();
        RequestDispatcher rd = null;
        ServletContext sc = getServletContext();
        Commento c = new Commento();
        Date data = new Date();
        String prodotto = request.getParameter("id_prodotto");
        if(prodotto==null){
            rd = sc.getRequestDispatcher("/errore.html");
            rd.forward(request, response);
        }
        String utente = (String)s.getAttribute("username");
        String messaggio = request.getParameter("messaggio");
        c.setUser_id(utente);
        c.setProdotto_id(prodotto);
        c.setCommento_prod(messaggio);
        c.setData(data.toString());
        businessLogic.aggiungiCommento(c);
        String path = "/prodotto.jsp?valore=" + prodotto;
        rd = sc.getRequestDispatcher(path);
        rd.forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
